docs: def list_containers(self):
          """
          List all available podman containers.
  
          :return: collection of instances of :class:`conu.PodmanContainer`
          """
          containers = []
          for container in self._list_podman_containers():
              identifier = container["ID"]
              name = container["Names"]
              image_name = container["Image"]
  
              try:
                  image_name, image_tag = parse_reference(image_name)
              except (IndexError, TypeError):
                  image_name, image_tag = None, None
  
              image = PodmanImage(image_name, tag=image_tag, identifier=None)
              container = PodmanContainer(image, identifier, name=name)
              containers.append(container)
  
          return containers